SMRTR Science & EngineeringMar 28, 2025Interesting Engineering

Florida startup tests water thruster, runs on just 1.5W for orbital maneuvers

SMRTR summary

Miles Space successfully tested a water-fueled electric thruster that uses only 1.5 watts of power for orbital maneuvers. The company's Poseidon M1.5 thruster, developed using AI-driven genetic algorithms, produced 37.5 millinewtons of thrust for five minutes at a specific impulse of 4,800 seconds during a satellite test in September 2024.

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